/* 未压缩和加密的代码，方便你的阅读，如有建议或意见，请联系： 315959139@qq.com */

html,body{
    margin: 0;
    padding: 0;
}
a{
    text-decoration:none;
}
a:hover{
    text-decoration:none;
}

.inner-box{
    width: 80%;
    min-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.head-box{
    width: 100%;
    height: 100px;
    background: rgba(0,0,0,.8);
    position: fixed;
    z-index: 999;
    top: 0;
    left: 0;
    /* box-shadow: 0px -2px 10px #333333; */
}



.head-box .logo{
    float: left;
    width: 255px;
    height: 80px;
    background: url(../images/logo1.png);
    background-size: cover;
    margin-top: 10px;
}
.head-box .nav-item{
    float: right;
    width: 100px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    margin: 20px 8px 0;
}
.head-box .nav-item a{
    width: 100%;
    height: 50px;
    color: #ffffff;
    font-size: 16px;
}
.head-box .nav-item a:hover{
    color: #0487fe;
}
.head-box .inner-box .nav-item.current{
    border-bottom: 3px solid #ffffff;
}



.banner-box{
    width: 100%;
    height: 690px;
    background: #000000 url(../images/banner.jpg);
    background-size: cover;
    padding-top: 1px;
    box-sizing: border-box;
    position: relative;
}
.banner-box .b-title{
    width: 100%;
    height: 80px;
    line-height: 80px;
    font-size: 60px;
    color: #ffffff;
    margin-top: 260px;
}
.banner-box .s-title{
    width: 100%;
    height: 80px;
    line-height: 80px;
    font-size: 26px;
    color: #ffffff;
}
.banner-box .btn-contact{
    width: 100px;
    font-size: 16px;
    padding: 10px 35px;
    margin-top: 18px;
    background-image: linear-gradient(270deg,#21c5fd,#174eed);
    border-radius: 4px;
    text-align: center;
    color: #ffffff;
    cursor: pointer;
    position: relative;
}
.banner-box .btn-contact .qrcode{
    position: absolute;
    width: 150px;
    height: 150px;
    top: 50px;
    left: 10px;
    background: url(../images/wechat-hellorong.png) no-repeat;
    background-size: cover;
    display: none;
}
.banner-box .btn-contact:hover .qrcode{
    display: block;
}
.banner-box .ai-icon{
    width: 139px;
    height: 112px;
    background: url(../images/ai.png);
    background-size: cover;
    position: absolute;
    z-index: 1;
    top: -80px;
    right: 20%;    
    transition: transform .5s linear,-webkit-transform .5s linear;
    transition: transform 1s cubic-bezier(.645,.045,.355,1),-webkit-transform 1s cubic-bezier(.645,.045,.355,1);
    animation: float--0125-0-05-6s 6s ease-in-out infinite;
}
.banner-box .b-circle{
    width: 430px;
    height: 430px;
    background: url(../images/circle01.png);
    background-size: cover;
    position: absolute;
    z-index: 1;
    top: -50px;
    right: 15%;
}
.banner-box .s-circle{
    width: 150px;
    height: 150px;
    line-height: 150px;
    background: url(../images/circle02.png);
    background-size: cover;
    position: absolute;
    z-index: 1;
    color: #21c5fd;
    font-size: 12px;
    text-align: center;    
    transition: transform .5s linear,-webkit-transform .5s linear;
    transition: transform 1s cubic-bezier(.645,.045,.355,1),-webkit-transform 1s cubic-bezier(.645,.045,.355,1);
    animation: float--0125-0-05-6s 6s ease-in-out infinite;
}
.banner-box .s-circle.item1{
    top: 10px;
    right: 40%;
    animation: float--0125-0-05-6s 4s ease-in-out infinite;
}
.banner-box .s-circle.item2{
    top: -88px;
    right: 34%;
    animation: float--0125-0-05-6s 5s ease-in-out infinite;
}
.banner-box .s-circle.item3{
    top: -60px;
    right: 10%;
    animation: float--0125-0-05-6s 7s ease-in-out infinite;
}
.banner-box .s-circle.item4{
    top: 65px;
    right: 5%;
}
.banner-box .s-circle.item5{
    top: 200px;
    right: 20%;
}
.banner-box .s-circle.item6{
    top: 145px;
    right: 35%;
}
.banner-box .s-circle.item7{
    top: 55px;
    right: 48%;
}


.doc-box-01{
    width: 100%;
    height: 160px;
    background: url(../images/entry.jpg);
    background-size: cover;
}
.doc-box-01 .doc1-item{
    float: left;
    width: 33.3%;
    height: 160px;
    box-sizing: border-box;
    border-left: 1px solid rgba(255,255,255,.2);
    padding: 50px 30px 0 50px;
}
.doc-box-01 .doc1-item.end{
    border-right: 1px solid rgba(255,255,255,.2);
}
.doc-box-01 .doc1-item .b-title{
    font-size: 20px;
    color: #ffffff;
}
.doc-box-01 .doc1-item .s-title{
    font-size: 12px;
    color: rgba(255,255,255,.8);
    margin-top: 12px;
}


.doc-box-02{
    width: 100%;
    height: 750px;
    background: url(../images/platform.png) no-repeat 50% 0;
}
.doc-box-02 .doc2-item{
    float: left;
    margin-right: 20px;
    padding: 120px 0 10px;
    box-sizing: border-box;
    position: relative;
}
.doc-box-02 .doc2-item .fixed{
    position: absolute;
    z-index: 0;
    right: 0;
    bottom: -160px;
    width: 300px;
    height: 230px;
    border: 5px solid rgba(143, 195, 31, .9);
    border-radius: 15px;
    overflow: hidden;
    background: url(../images/v10000.png) no-repeat;
    background-size: 100% auto;
}
.doc-box-02 .doc2-item .stru{
    width: 100%;
    max-height: 620px;
}

.doc-box-02 .business-item{
    float: left;
    width: 40%;
    margin-left: 10%;
}
.doc-box-02 .business-item div{
    width: 100%;
    line-height: 35px;
    font-size: 16px;
}
.doc-box-02 .business-item .b-title{
    width: 100%;
    line-height: 45px;
    font-size: 26px;
    margin: 100px 0 20px;
}


.doc-box-03{
    width: 100%;
    height: 800px;
    background: url(../images/bg02.jpg) no-repeat;
    background-size: 100% auto;
}

.doc-box-04{
    width: 100%;
    height: 300px;
    background: #ffffff;
}

.footer-box{
    width: 100%;
    height: 300px;
    background: #000000;
    padding: 50px 0;
    box-sizing: border-box;
}
.footer-box .footer-item{
    width: 50%;
    float: left;
}
.footer-box .footer-item .wechat-qrcode{
    width: 150px;
    height: 150px;
    background: url(../images/wechat-hellorong.png) no-repeat;
    background-size: cover;
    margin-left: 30px;
    float: left;
}
.footer-box .footer-item .company-info,
.footer-box .footer-item .icp{
    float: left;
    padding-top: 10px;
    color: rgba(255,255,255,.7);
    font-size: 13px;    
    margin-left: 30px;
    line-height: 32px;
}
.footer-box .footer-item .icp{    
    width: 100%;
}
.footer-box .footer-item .b-title{
    font-size: 16px;
    margin-bottom: 10px;
}


@keyframes float--0125-0-05-6s{
    0% {
        transform: none;
    }
    50%{
        transform: translate(-6.25%, -8%);
    }
    100% {
        transform: none;
    }
}

